package com.clstu.set;

import java.util.LinkedHashSet;
import java.util.Set;

public class LinkedHashSetExercise {
    public static void main(String[] args) {
        Set linkedHashSet=new LinkedHashSet();
        linkedHashSet.add("AA");
        linkedHashSet.add(456);
        linkedHashSet.add(456);
        linkedHashSet.add("hello");

    }
}
